Vacuum cleaner



FIG. 1 is a perspective view as seen from the top, front, and left side of a vacuum cleaner showing my new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a top plan view thereof;

FIG. 7 is a bottom plan view thereof; and,

FIG. 8 is a perspective view as seen from the top, front, and left side of the vacuum cleaner of FIG. 1 shown in use with a hose and a brush.

The broken lines in FIG. 8 are for illustrative purposes only and form no part of the claimed design. 

I claim the ornamental design for a vacuum cleaner, as shown and described. 